Analysis of conjugated steroid androgens: deconjugation, derivatisation and associated issues (Q37420104)

20 August 2017

3 references

13 November 2019

17 November 2019

9 October 2020

Analysis of conjugated steroid androgens: deconjugation, derivatisation and associated issues (English)

1 reference

20 August 2017

1 reference

13 November 2019

1 reference

17 November 2019

1 reference

9 October 2020

Rachel L Gomes

1

0 references

Will Meredith

object named as

Will Meredith

series ordinal

2

0 references

Mark A. Sephton

object named as

Mark A Sephton

series ordinal

4

0 references

Colin E. Snape

object named as

Colin E Snape

series ordinal

3

0 references

language of work or name

1 reference

31 January 2009

1 reference

PMC publication ID

2684592

Journal of Pharmaceutical and Biomedical Analysis

20 August 2017

12 July 2009

3 references

13 November 2019

17 November 2019

9 October 2020

4 references

20 August 2017

13 November 2019

17 November 2019

9 October 2020

49

1 reference

20 August 2017

5

1 reference

20 August 2017

1133-1140

1 reference

Creative Commons Attribution 3.0 Unported

20 August 2017

3 references

13 November 2019

17 November 2019

Development of a liquid chromatography-tandem mass spectrometry method for the determination of 23 endogenous steroids in small quantities of primate urine

9 October 2020

0 references

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Variations in urine excretion of steroid hormones after an acute session and after a 4-week programme of strength training

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Metabolism and excretion of anabolic steroids in doping control--new steroids and new insights

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Mass spectrometry in sports drug testing: Structure characterization and analytical assays

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Determination of sulfates of androsterone and epiandrosterone in human serum using isotope diluted liquid chromatography-electrospray ionization-mass spectrometry

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Sports drug testing--an analyst's perspective

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Quantification of urine 17-ketosteroid sulfates and glucuronides by high-performance liquid chromatography-ion trap mass spectroscopy

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Evaluation of testosterone/epitestosterone ratio influential factors as determined in doping analysis

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Metabolism of anabolic androgenic steroids

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Chromatography as a reference technique for the determination of clinically important steroids

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

The hydrolysis of conjugated neutral steroids in urine

23 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Hydrolysis of steroid glucuronides with beta-glucuronidase preparations from bovine liver, Helix pomatia, and E. coli

14 September 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Methods for urinary testosterone analysis

14 September 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Biomedical and forensic applications of combined catalytic hydrogenation-stable isotope ratio analysis.

28 September 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

26 June 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Steric hindrance of the sulfatase of Helix pomatia on some 17-ketosteroid sulfate conjugates.

26 June 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Gas chromatographic/mass spectrometric analysis of 19-nortestosterone urinary metabolites in man.

26 June 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Sodium ascorbate improves yield of urinary steroids during hydrolysis with Helix pomatia juice

26 June 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Desorption electrospray ionization mass spectrometry for the analysis of pharmaceuticals and metabolites

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Hydropyrolysis of steroids: a preparative step for compound-specific carbon isotope ratio analysis.

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Determination of urinary steroid sulfate metabolites using ion paired extraction

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Low-fat high-fiber diet decreased serum and urine androgens in men.

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Pitfalls in trimethylsilylation of anabolic steroids. New derivatisation approach for residue at ultra-trace level.

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Optimizing the extraction and analysis of DHEA sulfate, corticosteroids and androgens in urine: application to a study of the influence of corticosteroid intake on urinary steroid profiles

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

The comparative ability of beta-glucuronidase preparations (liver, Escherichia coli, Helix pomatia, and Patella vulgata) to hydrolyze certain steroid glucosiduronic acids.

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Endogenous nandrolone metabolites in human urine. Two-year monitoring of male professional soccer players

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Gas chromatography/combustion/isotope ratio mass spectrometry to control the misuse of androgens in breeding animals: new derivatisation method applied to testosterone metabolites and precursors in urine samples.

2 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=2684592

Gas chromatography/combustion/isotope-ratio mass spectrometry analysis of urinary steroids to detect misuse of testosterone in sport

2 September 2018

1 reference

12 December 2020

Direct detection and quantification of 19-norandrosterone sulfate in human urine by liquid chromatography-linear ion trap mass spectrometry

1 reference

12 December 2020

Direct determination of anabolic steroid conjugates in human urine by combined high-performance liquid chromatography and tandem mass spectrometry

1 reference

12 December 2020

Long-term administration of testosterone enanthate to normal men: alterations of the urinary profile of androgen metabolites potentially useful for detection of testosterone misuse in sport

1 reference

12 December 2020

Helix pomatia induced conversion of some 3β-hydroxysteroids

1 reference

12 December 2020

Characterization of exogenous testosterone in livestock by gas chromatography/combustion/isotope ratio mass spectrometry: influence of feeding and age

1 reference

12 December 2020

Determination of the exogenous character of testosterone in bovine urine by gas chromatography-combustion-isotope ratio mass spectrometry†

1 reference

12 December 2020

Three hydrolysis methods for 17-ketosteroid sulfates compared by colorimetric and gas-liquid chromatographic analyses

1 reference

12 December 2020

Oral administration of dehydroepiandrosterone to healthy men: Alteration of the urinary androgen profile and consequences for the detection of abuse in sport by gas chromatography-mass spectrometry

1 reference

12 December 2020

EXCRETION OF ENDOGENOUS 11-DEOXY-17-OXO STEROID CONJUGATES IN HUMAN URINE

1 reference

12 December 2020

Profiling steroid hormones and urinary steroids

1 reference

12 December 2020

Short-term stability of testosterone and epitestosterone conjugates in urine samples: quantification by liquid chromatography-linear ion trap mass spectrometry

1 reference

12 December 2020

Enzymatic hydrolysis of conjugated steroid metabolites: search for optimum conditions using response surface methodology

1 reference

12 December 2020

Facile synthesis of [16,16,17-2H3]-testosterone, -epitestosterone and their glucuronides and sulfates

1 reference

12 December 2020

Combined profile of androgen glucuro- and sulfoconjugates in post-competition urine of sportsmen: a simple screening procedure using gas chromatography-mass spectrometry

1 reference

12 December 2020

Multi-residue screening of a minimum package of anabolic steroids in urine with GC-MS

1 reference

12 December 2020

Steroid profiling--an update

1 reference

12 December 2020

Hydropyrolysis as a preparative method for the compound-specific carbon isotope analysis of fatty acids

1 reference

12 December 2020

Analysis of exogenous dehydroepiandrosterone excretion in urine by gas chromatography/combustion/isotope ratio mass spectrometry

1 reference

12 December 2020

Detection and quantification of glucuro- and sulfoconjugated metabolites in human urine following oral administration of xenobiotic 19-norsteroids

1 reference

12 December 2020

On the origin of physiologically high ratios of urinary testosterone to epitestosterone: consequences for reliable detection of testosterone administration by male athletes

1 reference

12 December 2020

10.1016/J.JPBA.2009.01.027

Identifiers

DOI

1 reference

20 August 2017

1 reference

PMC publication ID

2684592

20 August 2017

PubMed publication ID

19304432

1 reference

PMC publication ID

2684592